The world of computers is fast-moving and filled with jargon, so keeping up to date with the terminology involved can be a daunting task. The tenth edition of this well-established authoritative glossary assumes no previous computing knowledge and uses simple language and numerous illustrations to guide the reader. The glossary explains over 3000 computing terms. Its unique structure links related terms together in such a way that the definitions are always placed in context to help understanding. The text is structured around four themes: - How computer systems are used - What they are made of - How they are developed and - How they work It includes over 40 detailed introductions to sections, illustrating how terms may be used in a written context and providing background information for each section.